Fix formatting

Author: ia0

src/bus.rs

@@ -3,10 +3,10 @@ use crate::endpoint::{
     IsochronousUsageType,
 };
 use crate::{Result, UsbDirection, UsbError};
+use atomic_polyfill::{AtomicPtr, Ordering};
 use core::cell::RefCell;
 use core::mem;
 use core::ptr;
-use atomic_polyfill::{AtomicPtr, Ordering};
 
 /// A trait for device-specific USB peripherals. Implement this to add support for a new hardware
 /// platform.

src/endpoint.rs

@@ -1,7 +1,7 @@
 use crate::bus::UsbBus;
 use crate::{Result, UsbDirection};
-use core::marker::PhantomData;
 use atomic_polyfill::{AtomicPtr, Ordering};
+use core::marker::PhantomData;
 
 /// Trait for endpoint type markers.
 pub trait EndpointDirection {